ConstantReader class Null safety

A wrapper for analyzer's DartObject with a predictable high-level API.

Unlike DartObject.getField, the read method attempts to access super classes for the field value if not found.

Constructors

ConstantReader(DartObject? object)
factory

Properties

boolValue → bool
Constant as a bool value.
read-only
doubleValue → double
Constant as a double value.
read-only
hashCode → int
The hash code for this object.
read-onlyinherited
intValue → int
Constant as a int value.
read-only
isBool → bool
Whether this constant represents a bool value.
read-only
isDouble → bool
Whether this constant represents a double value.
read-only
isInt → bool
Whether this constant represents an int value.
read-only
isList → bool
Whether this constant represents a List value.
read-only
isLiteral → bool
Whether this constant is a literal value.
read-only
isMap → bool
Whether this constant represents a Map value.
read-only
isNull → bool
Whether this constant is a null value.
read-only
isSet → bool
Whether this constant represents a Set value.
read-only
isString → bool
Whether this constant represents a String value.
read-only
isSymbol → bool
Whether this constant represents a Symbol value.
read-only
isType → bool
Whether this constant represents a Type value.
read-only
listValue → List<DartObject>
Constant as a List value.
read-only
literalValue → Object?
Constant as a literal value.
read-only
mapValue → Map<DartObject?, DartObject?>
Constant as a Map value.
read-only
objectValue → DartObject
Underlying object this instance is reading from.
read-only
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited
setValue → Set<DartObject>
Constant as a Set value.
read-only
stringValue → String
Constant as a String value.
read-only
symbolValue → Symbol
Constant as a Symbol value.
read-only
typeValue → DartType
Constant as a DartType representing a Type value.
read-only

Methods

instanceOf(TypeChecker checker) → bool
Whether the value this constant represents matches checker.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
peek(String field) → ConstantReader?
Reads field from the constant as another constant value.
read(String field) → ConstantReader
Reads field from the constant as another constant value.
revive() → Revivable
Returns as a revived meta class.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited